changes

src/components/BackupButton.tsx

@@ -0,0 +1,48 @@
+import { Icon } from "./Icon";
+import { useBackup } from "../store/useBackup";
+import { formatBackupTime } from "../backup";
+
+export function BackupButton() {
+  const connected = useBackup((s) => s.connected);
+  const pending = useBackup((s) => s.pending);
+  const phase = useBackup((s) => s.phase);
+  const lastBackup = useBackup((s) => s.lastBackup);
+  const openSettings = useBackup((s) => s.openSettings);
+
+  const busy = phase === "working" || phase === "connecting";
+  const error = phase === "error";
+
+  const state = busy ? "working" : error ? "error" : !connected ? "off" : pending ? "pending" : "synced";
+
+  const title =
+    phase === "connecting"
+      ? "Waiting for Google authorization…"
+      : state === "working"
+        ? "Backing up…"
+        : state === "error"
+          ? "Backup needs attention"
+          : state === "off"
+            ? "Connect Google Drive"
+            : state === "pending"
+              ? "Changes not backed up"
+              : formatBackupTime(lastBackup);
+
+  const onClick = () => {
+    openSettings();
+  };
+
+  return (
+    <button className="icon-btn backup-btn" data-state={state} onClick={onClick} title={title}>
+      {busy ? (
+        <Icon size={18}>
+          <path d="M21 12a9 9 0 1 1-2.6-6.4M21 4v5h-5" />
+        </Icon>
+      ) : (
+        <Icon size={18}>
+          <path d="M7 18a4 4 0 0 1 0-8 5 5 0 0 1 9.6-1.3A3.5 3.5 0 0 1 18 18H7z" />
+          {connected ? <path d="M12 16.5v-5M9.7 12.8l2.3-2.3 2.3 2.3" /> : null}
+        </Icon>
+      )}
+    </button>
+  );
+}